In this research the objective was to evaluate the effects of different levels nitrogen fertirrigation on yield and agronomic characteristics of chicory plants irrigated by drip.The experimental design was a randomized block in split plot with two ways of using drip hoses on the ridge (on the surface and subsurface of soil) and six levels of nitrogen, 0, 30, 60, 90, 120 and 150kg ha -1
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